The stethoscope is an acoustic medical device for auscultation, or listening to the internal sounds of an animal or human body. It is often used to listen to lung and heart sounds. It is also used to listen to intestines and blood flow in arteries and veins.
- Rubber earpieces which aid comfort and create a seal with the ear
- They can be modified by replacing the standard earpieces with moulded versions which improve comfort and transmission of sound
- Moulded earpieces can be cast by an audiologist or made by the stethoscope user from a kit